Search for dissertations about: "multiple-input multiple-output systems"
Showing result 21 - 25 of 120 swedish dissertations containing the words multiple-input multiple-output systems.
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21. Device-to-Device Communications for Future Cellular Networks : Challenges, Trade-Offs, and Coexistence
Abstract : The steep growth in mobile data traffic has gained a lot of attention in recent years. With current infrastructure deployments and radio resources, operators will not be able to cope with the upcoming demands. READ MORE
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22. Beyond Massive MIMO : Trade-offs and Opportunities with Large Multi-Antenna Systems
Abstract : After the commercial emergence of 5G, the research community is already putting its focus on proposing innovative solutions to enable the upcoming 6G. One important lesson put forth by 5G research was that scaling up the conventional multiple-input-multiple-output (MIMO) technology by increasing the number of antennas could be extremely beneficial for effectively multiplexing data streams in the spatial domain. READ MORE
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23. Performance Assessment of Cooperative Relay Networks with Advanced Radio Transmission Techniques
Abstract : In the past decade, cooperative communications has been emerging as a pertinent technology for the current and upcoming generations of mobile communication infrastructure. The indispensable benefits of this technology have motivated numerous studies from both academia and industry on this area. READ MORE
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24. On the Performance Assessment of Advanced Cognitive Radio Networks
Abstract : Due to the rapid development of wireless communications together with the inflexibility of the current spectrum allocation policy, radio spectrum becomes more and more exhausted. One of the critical challenges of wireless communication systems is to efficiently utilize the limited frequency resources to be able to support the growing demand of high data rate wireless services. READ MORE
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25. On the performance of Massive MIMO systems with single carrier transmission and phase noise
Abstract : In the last decade we have experienced a rapid increase in the demand for high data rates over cellular networks. This increase has been partly satisfied by the introduction of multi-user multiple-input multiple-output (MU-MIMO). READ MORE